Debt instrument amount outstanding.

No definition available.

Name:	brst_DebtInstrumentAmountOutstanding
Namespace Prefix:	brst_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Mortgage loan maturity period.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

+ Details

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Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
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- Details

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- Details

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Note 7 - Mortgage and Other Indebtedness - Mortgage Indebtedness (Details Textual) - USD ($) $ in Thousands											12 Months Ended
	Feb. 08, 2024	Dec. 21, 2023	Oct. 31, 2023	Sep. 29, 2023	Jun. 28, 2023	May 05, 2023	May 03, 2023	May 01, 2023	Oct. 06, 2021	Dec. 27, 2019	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Mortgage loan											$ 231,049	$ 267,616
Debt instrument variable rate					7.73%
Highlandtown Village Shopping Center [Member]
Debt Instrument [Line Items]
Mortgage loan					$ 16,200	$ 8,700
SOFR [Member] \| Highlandtown Village Shopping Center [Member]
Debt Instrument [Line Items]
Debt instrument variable rate						2.50%
Greenwood Village [Member] \| Interest Rate Swap [Member]
Debt Instrument [Line Items]
Debt instrument, effective interest rate								5.85%				4.082%
Greenwood Village [Member] \| SOFR [Member]
Debt Instrument [Line Items]
Debt instrument, effective interest rate								5.85%
Debt instrument variable rate								2.85%
Hollinswood Loan [Member] \| Interest Rate Cap [Member]
Debt Instrument [Line Items]
Debt instrument variable rate										4.06%
Mortgages [Member]
Debt Instrument [Line Items]
Outstanding mortgage indebtedness											$ 208,400	$ 180,300
Mortgage Loan [Member] \| Highlandtown Village Shopping Center [Member]
Debt Instrument [Line Items]
Mortgage loan maturity period						2028-05
Mortgage Loan [Member] \| Vista Shops at Golden Mile [Member]
Debt Instrument [Line Items]
Mortgage loan maturity period					2024-06
Debt instrument, effective interest rate					7.73%
Mortgage Loan [Member] \| Vista Shops at Golden Mile [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Mortgage loan maturity period	2029-02
Mortgage Loan [Member] \| Interest Rate Swap [Member] \| Highlandtown Village Shopping Center [Member]
Debt Instrument [Line Items]
Debt instrument, effective interest rate						6.085%
Mortgage Loan [Member] \| Interest Rate Swap [Member] \| Vista Shops at Golden Mile [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Debt instrument, effective interest rate	6.90%
Mortgage Loan [Member] \| SOFR [Member] \| Vista Shops at Golden Mile [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Debt instrument variable rate	2.75%
Mortgage Loan [Member] \| Greenwood Village [Member]
Debt Instrument [Line Items]
Mortgage loan									$ 23,500
Mortgage loan maturity period									2028-10
Debt instrument, effective interest rate								5.85%
Mortgage Loan [Member] \| Greenwood Village [Member] \| Interest Rate Swap [Member]
Debt Instrument [Line Items]
Debt instrument, effective interest rate									4.082%
Mortgage Loan [Member] \| Greenwood Village [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Debt instrument variable rate									0.35%
Mortgage Loan [Member] \| Greenwood Village [Member] \| SOFR [Member]
Debt Instrument [Line Items]
Debt instrument variable rate								2.85%
Mortgage Loan [Member] \| Hollinswood Loan [Member] \| SOFR [Member]
Debt Instrument [Line Items]
Debt instrument variable rate							2.36%
Mortgage Loan [Member] \| Crestview Square Shopping Center [Member]
Debt Instrument [Line Items]
Mortgage loan				$ 12,000
Mortgage loan maturity period				2026-09
Debt instrument, effective interest rate				7.83%
Mortgage Loan [Member] \| Coral Hills Shopping Center [Member]
Debt Instrument [Line Items]
Mortgage loan			$ 12,800
Mortgage loan maturity period			2033-10
Debt instrument, effective interest rate			6.95%
Mortgage Loan [Member] \| West Broad [Member]
Debt Instrument [Line Items]
Mortgage loan		$ 11,800
Mortgage loan maturity period		2033-12
Debt instrument, effective interest rate		7.00%